HT312 Touch Contact Switch / Electronics Kit

Item ID : 184217109
HT312 Touch Contact Switch / Electronics Kit
Sale Price : RM 19.61
Price includes GST (6%)
Shipping (*Exclude GST) :
Peninsular :RM7Sabah, Labuan:RM10Sarawak:RM9
Combine Shipping allowed, Ship within 1-3 working days
Option :
Ship To : Within Malaysia, ship by Courier Services, Self Collect
Item at : Johor Bahru / Johor
Views : 1168

HT312 Touch Contact Switch / Electronics Kit


HT-312 is a Touch Contact Switch which can be used to turn the devices on and off when the contact is touched.


Product Features

  • Input Voltage: 9-12VDC 
  • Sensitivity is adjustable
  • Used CD4013 IC
  • LED Indicator for Relay On
  • With Relay Output


Assembly Instructions

  • Check off the components in the package against the component listing before assembly.
  • Start with the smallest components working up to the taller components, soldering any interconnection wires last.
  • Place and Solder the components into the board, make sure the components are in right position according to the overlay of PCB


Test & Adjustment

  • After assembled, please check & ensure the value & polarity for all components were inserted into PCB correctly, wrong polarity connection of capacitors can caused explosion of failure.
  • Next, ensure all these leads are soldered, no solder bridges between adjacent pads and no dry joint.
  • Once confirmed, connect the power source to the circuit board.
  • If all goes well, this kit starts function as following:
  • When the contact is touched, the relay coil will be energized to enable the output. Also, the Red LED indicator on the PCB will turn on.
  • Touch the contact again, the relay coil will be de-energized to disable the output and the Red LED indicator will turn off.
  • Adjust the preset (P1) for the sensitivity of touch contact switch.



  • Package includes schematic, printed circuit board and components
  • You need to have a soldering skill and basic knowledge of testing
  • For any inquiry or other technical problem, please contact us through or 07-3344473


Last Updated @ 9/22/2016 3:24:38 PM

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Q&A (1)
rosemarie ask: (2013/1/31 00:43)  
hi, do you provide the schematics of this project? i want to use the circuit as a switch in my project.
hitectrons reply: (2013/1/31 10:25)  
The schematic diagram is included in the kit set.Thank you

HT312 Touch Contact Switch / Electronics Kit
RM 19.61 Shipping fee (*Exclude GST):Peninsular: RM 7, Sabah/Labuan: RM 10, Sarawak: RM 9,
International: RM
Combine Shipping allowed

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